71473540

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13187}}^1$

素因数の和:13467

約数の個数: 24

約数和(自身を含む): 150659712

約数和(自身を除く): 79186172

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 13187, 26374, 52748, 65935, 131870, 263740, 3573677, 7147354, 14294708, 17868385, 35736770, 71473540]

約数ペア:

[(1, 71473540), (2, 35736770), (4, 17868385), (5, 14294708), (10, 7147354), (20, 3573677), (271, 263740), (542, 131870), (1084, 65935), (1355, 52748), (2710, 26374), (5420, 13187)]